“The Greeks, or more correctly the Athenians, invented the idea of theatre, as they invented so many other social and cultural institutions which the west then came to take for granted. There is nothing self-evident about the idea of theatre, of plays and players through whom private individuals, lacking priestly or other authority, publicly examined man's fate and commented on it by a poetic play which, despite the many traditional elements, was in its essential qualities a creation of the playwright.”